diff --git a/common/bsp/BSPTreeNode.hh b/common/bsp/BSPTreeNode.hh
new file mode 100644
index 0000000000000000000000000000000000000000..a53bb1c1136d28c63b070db005f4f21afd7d8bd8
--- /dev/null
+++ b/common/bsp/BSPTreeNode.hh
@@ -0,0 +1,105 @@
+/*===========================================================================*\
+ *                                                                           *
+ *                              OpenFlipper                                  *
+ *      Copyright (C) 2001-2009 by Computer Graphics Group, RWTH Aachen      *
+ *                           www.openflipper.org                             *
+ *                                                                           *
+ *---------------------------------------------------------------------------*
+ *  This file is part of OpenFlipper.                                        *
+ *                                                                           *
+ *  OpenFlipper is free software: you can redistribute it and/or modify      *
+ *  it under the terms of the GNU Lesser General Public License as           *
+ *  published by the Free Software Foundation, either version 3 of           *
+ *  the License, or (at your option) any later version with the              *
+ *  following exceptions:                                                    *
+ *                                                                           *
+ *  If other files instantiate templates or use macros                       *
+ *  or inline functions from this file, or you compile this file and         *
+ *  link it with other files to produce an executable, this file does        *
+ *  not by itself cause the resulting executable to be covered by the        *
+ *  GNU Lesser General Public License. This exception does not however       *
+ *  invalidate any other reasons why the executable file might be            *
+ *  covered by the GNU Lesser General Public License.                        *
+ *                                                                           *
+ *  OpenFlipper is distributed in the hope that it will be useful,           *
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of           *
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the            *
+ *  GNU Lesser General Public License for more details.                      *
+ *                                                                           *
+ *  You should have received a copy of the GNU LesserGeneral Public          *
+ *  License along with OpenFlipper. If not,                                  *
+ *  see <http://www.gnu.org/licenses/>.                                      *
+ *                                                                           *
+\*===========================================================================*/
+
+/*===========================================================================*\
+ *                                                                           *
+ *   $Revision: 8520 $                                                       *
+ *   $Author: frickenschmidt $                                               *
+ *   $Date: 2010-02-10 15:56:59 +0100 (Mi, 10. Feb 2010) $                   *
+ *                                                                           *
+\*===========================================================================*/
+
+
+
+
+//=============================================================================
+//
+//  CLASS TreeNode
+//
+//=============================================================================
+
+#ifndef MB_BSPTREENODE_HH
+#define MB_BSPTREENODE_HH
+
+//== INCLUDES =================================================================
+
+#include <ACG/Geometry/Types/PlaneT.hh>
+#include <ACG/Geometry/Algorithms.hh>
+
+//== CLASS DEFINITION =========================================================
+
+// Node of the tree: contains parent, children and splitting plane
+template <class Mesh>
+struct TreeNode
+{
+    typedef typename Mesh::FaceHandle      Handle;
+    typedef typename Mesh::Point      	   Point;
+    typedef std::vector<Handle>            Handles;
+    typedef typename Handles::iterator     HandleIter;
+    typedef typename Point::value_type     Scalar;
+    typedef ACG::Geometry::PlaneT<Scalar>  Plane;
+
+    TreeNode(const Handles& _handles, TreeNode* _parent)
+            : handles_(_handles),
+            parent_(_parent), left_child_(0), right_child_(0) {}
+    ~TreeNode()
+    {
+        delete left_child_;
+        delete right_child_;
+
+        if (parent_)
+        {
+            if (this == parent_->left_child_)
+                parent_->left_child_ = 0;
+            else
+                parent_->right_child_ = 0;
+        }
+    }
+
+    HandleIter begin() {
+        return handles_.begin();
+    }
+    HandleIter end()   {
+        return handles_.end();
+    }
+
+    Handles     handles_;
+    TreeNode    *parent_, *left_child_, *right_child_;
+    Plane       plane_;
+    Point	bb_min, bb_max;
+};
+
+//=============================================================================
+#endif // MB_BSPTREENODE_HH defined
+//=============================================================================